https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80741
--- Comment #9 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> --- Author: jvdelisle Date: Tue May 23 22:05:56 2017 New Revision: 248390 URL: https://gcc.gnu.org/viewcvs?rev=248390&root=gcc&view=rev Log: 2017-05-23 Jerry DeLisle <jvdeli...@gcc.gnu.org> Backport from trunk PR libgfortran/80741 * transfer.c (finalize_transfer): Reset last_char to 'empty'. * file_pos.c (formatted_backspace): Likewise. (st_endfile): Likewise. (st_rewind): Likewise. (st_flush): Likewise. * trans-io.c (transfer_namelist_element): Change check from NULL_TREE to null_pointer_node. * gfortran.dg/read_4.f90: New test. Added: branches/gcc-7-branch/gcc/testsuite/gfortran.dg/read_4.f90 Modified: branches/gcc-7-branch/gcc/fortran/ChangeLog branches/gcc-7-branch/gcc/fortran/trans-io.c branches/gcc-7-branch/gcc/testsuite/ChangeLog branches/gcc-7-branch/libgfortran/ChangeLog branches/gcc-7-branch/libgfortran/io/file_pos.c branches/gcc-7-branch/libgfortran/io/transfer.c